<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>NPM包测试页面</title>
    <style>
        body {
            font-family: Arial, sans-serif;
            max-width: 800px;
            margin: 0 auto;
            padding: 20px;
        }
        .test-container {
            border: 1px solid #ccc;
            padding: 20px;
            margin-bottom: 20px;
            border-radius: 5px;
        }
        .result {
            background-color: #f5f5f5;
            padding: 10px;
            border-radius: 3px;
            white-space: pre-wrap;
            margin-top: 10px;
        }
        button {
            padding: 8px 16px;
            background-color: #4CAF50;
            color: white;
            border: none;
            border-radius: 4px;
            cursor: pointer;
            margin-top: 10px;
        }
        button:hover {
            background-color: #45a049;
        }
        h1 {
            color: #333;
        }
        h2 {
            color: #555;
        }
    </style>
</head>
<body>
    <h1>NPM包测试页面</h1>
    <p>这个页面用于测试npm-package-template包的功能</p>

    <div class="test-container">
        <h2>测试Utils.isEmpty方法</h2>
        <button onclick="testIsEmpty()">运行测试</button>
        <div id="isEmpty-result" class="result">点击按钮运行测试...</div>
    </div>

    <div class="test-container">
        <h2>测试样式应用</h2>
        <div id="style-test">这是一个样式测试元素</div>
        <button onclick="testStyles()">应用样式</button>
        <div id="style-result" class="result">点击按钮运行测试...</div>
    </div>

    <!-- 引入打包后的UMD格式库文件 -->
    <script src="../node_modules/npm-package-template/dist/index.umd.js"></script>
    <script>
        // 从全局变量中获取库的导出
        const { Utils } = window.npmPackageTemplate || {};

        function testIsEmpty() {
            if (!Utils) {
                document.getElementById('isEmpty-result').textContent = '错误：无法访问Utils类，请确保库正确加载';
                return;
            }

            const results = [
                `Utils.isEmpty(null): ${Utils.isEmpty(null)}`,
                `Utils.isEmpty(""): ${Utils.isEmpty("")}`,
                `Utils.isEmpty([]): ${Utils.isEmpty([])}`,
                `Utils.isEmpty({}): ${Utils.isEmpty({})}`,
                `Utils.isEmpty("hello"): ${Utils.isEmpty("hello")}`
            ];

            document.getElementById('isEmpty-result').textContent = results.join('\n');
        }

        function testStyles() {
            if (!Utils) {
                document.getElementById('style-result').textContent = '错误：无法访问Utils类，请确保库正确加载';
                return;
            }

            try {
                const element = document.getElementById('style-test');
                
                // 应用CSS样式
                Utils.applyStyles(element, false);
                
                document.getElementById('style-result').textContent = '已应用CSS样式类：example-class';
            } catch (error) {
                document.getElementById('style-result').textContent = `错误：${error.message}`;
            }
        }
    </script>
</body>
</html> 